#include "Nixie.h"
#include "Delay.h"

unsigned char Nixie_Buf[9]={0,10,10,10,10,10,10,10,10};

                          //0   ,1   ,2   ,3   ,4   ,5   ,6   ,7   ,8   ,9   ,NULL,-   ,A   ,B   ,C   ,D   ,E   ,F   
unsigned char NixieTable[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F,0x00,0x40,0x77,0x7C,0x39,0x5E,0x79,0x71};

void Nixie_SetBuf(unsigned char Location,unsigned char Number)
{
	Nixie_Buf[Location]=Number;
}

//数码管点亮函数实现
void Nixie_Scan(unsigned char Location,unsigned char Number)
{
	P0=0x00;
	switch(Location)
	{
		case 1:P2_4=1;P2_3=1;P2_2=1;break;
		case 2:P2_4=1;P2_3=1;P2_2=0;break;
		case 3:P2_4=1;P2_3=0;P2_2=1;break;
		case 4:P2_4=1;P2_3=0;P2_2=0;break;
		case 5:P2_4=0;P2_3=1;P2_2=1;break;
		case 6:P2_4=0;P2_3=1;P2_2=0;break;
		case 7:P2_4=0;P2_3=0;P2_2=1;break;
		case 8:P2_4=0;P2_3=0;P2_2=0;break;
	}
	P0=NixieTable[Number];
}

void Nixie_Loop()
{
	static unsigned char i;
	Nixie_Scan(i,Nixie_Buf[i]);
	i++;
	if(i>=9){i=1;}
}